Li Longji was depressed, but he didn't ask much.

"Xiao Yu, I didn't expect this booth to be so big, so I got some building materials to show it as soon as I knew it." Tang Qiang said with some regret.

"Dad, building materials are just a few brands, we all know. Now the main thing is to promote our company to let more people know about our company. Tang Yu said.

"Well, that's right." Tang Qiang nodded. Tang Qiang could not help but glance at Li Longji. Although he had no intention of showing off something, he still felt a little proud. Seeing Li Longji's small booth, even three...